#999B21#999B21

#999B21 is a light, vivid yellow. Relative luminance 0.303; OKLCH L 66.7% C 0.136 H 110.6°. Best body text is #000000 at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#999B21
RGB	rgb(153, 155, 33)
HSL	hsl(61, 65%, 37%)
HSV	hsv(61, 79%, 61%)
CMYK	cmyk(1.3%, 0%, 78.7%, 39.2%)
CIE-LAB	lab(61.93, -14.99, 58.40)
CIE-LCH	lch(61.93, 60.29, 104.40°)
OKLab	oklab(66.67% -0.0477 0.1272)
OKLCH	oklch(66.67% 0.136 110.6)
XYZ	xyz(25.1336, 30.3255, 5.9680)
Luminance	0.3033 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#999B21 #23219B

analogous

#9B6021 #999B21 #5C9B21

triadic

#999B21 #21999B #9B2199

tetradic

#999B21 #219B60 #23219B #9B215C

square

#999B21 #219B60 #23219B #9B215C

split-complementary

#999B21 #215C9B #60219B

monochromatic

#35360C #676916 #999B21 #CBCD2C #DADC5A

Accessibility & contrast

On white

2.97

#999B21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.07

#999B21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #999B21

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##999B21	#FFFFFF	#000000	##000000
##999B21	1.00	2.97	7.07	7.07
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.07	21.00	1.00	1.00
##000000	7.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A89400

Deuteranopia (green-blind)

#A9972C

Tritanopia (blue-blind)

#A49185

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #999b21;
/* rgb */ color: rgb(153, 155, 33);
/* oklch */ color: oklch(66.7% 0.136 110.6);

Tailwind

colors: {
  custom: {
    50: '#bbb868',
    500: '#999b21',
    950: '#000000',
  },
}

SCSS

$custom: #999b21;
$custom-light: #bbb868;
$custom-dark: #000000;

JSON

{
  "hex": "#999b21",
  "rgb": {
    "r": 153,
    "g": 155,
    "b": 33
  },
  "hsl": {
    "h": 60.984,
    "s": 64.894,
    "l": 36.863
  },
  "oklch": {
    "l": 0.66671,
    "c": 0.13589,
    "h": 110.6
  },
  "luminance": 0.30325
}

Semantic roles & 50–950 ramp

primary

#999B21

secondary

#5958C0

accent

#40E843

background

#FBFBF6

surface

#F7F6EB

border

#D0D0C6

text

#121107

muted

#81807A

Preview Lab

Preview with #999B21

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →